Deacidification

Ascophyllum nodosum, better known as clubweed, is a type of brown algae characterized by the presence of small blisters with slimy contents on the stems, in which the reproductive organs are located. These stems also contain large, gas-filled tubercles that help the plant stand upright under water. Knotweed varies in color from olive green to golden brown. The thallus can reach a length of 30 to 60 cm and is flexible, so that it can sway with the powerful movements of the water.

The great angelica, also known as archangelica, belongs to the Apiaceae family. The plant grows naturally in moist, nutrient-rich soil along waterfronts, such as those near Lake IJssel, riverbanks, and willow groves, and is also cultivated in gardens.
The plant is traditionally cultivated in various regions, from central Germany to Turkestan. An aromatic oil, known as angelica oil, is extracted from the seeds and roots and is used in cosmetics, baking, and distilling. The stems and petioles can be candied for their sweet and fragrant flavor.

Aronia berries, also known as black chokeberries, grow on compact bushes that reach a height of about 1 to 3 meters. The berries have a deep purple to black color and have long been used in various cultures.
The berries contain various natural plant compounds, including anthocyanins and polyphenols. These compounds contribute to the fruit's characteristic color and protect the seed inside. Compared to blueberries, aronia berries contain relatively high levels of anthocyanins.
Aronia berries are a popular ingredient in juices, teas, and jams, for example, because of their rich color and flavor.

Ashwagandha, officially known as Withania somnifera, is a plant that has been used for centuries in the Ayurvedic tradition of India. Within this traditional teaching, ashwagandha is referred to as a rasayana, a term used in Ayurveda for herbs with special cultural and historical significance.
The plant belongs to the Magnoliophyta family and is also known as Indian ginseng and winter cherry. The root of the plant is traditionally used most often.
The name ashwagandha literally means "horse scent," a reference to the characteristic, earthy aroma of the fresh root. In Indian culture, the herb is often symbolically associated with strength and vitality, similar to that of a horse.

Ashwagandha, officially known as Withania somnifera, is a plant that has been used for centuries in the Ayurvedic tradition of India. Within this traditional teaching, ashwagandha is referred to as a rasayana, a term used in Ayurveda for herbs with special cultural and historical significance.
The plant belongs to the Magnoliophyta family and is also known as Indian ginseng and winter cherry. The root of the plant is traditionally used most often.
The name ashwagandha literally means "horse scent," a reference to the characteristic, earthy aroma of the fresh root. In Indian culture, the herb is often symbolically associated with strength and vitality, similar to that of a horse.

Astragalus (Astragalus membranaceus), also known as fleshy pod, is a plant native to Asia. Astragalus roots have been used in traditional Chinese herbal medicine for centuries. The plant is known for its characteristic pods and root structure. Astragalus is available in various forms, including dried root, powder, and capsules, and is widely used in herbal formulas and dietary supplements.

The bearberry (Arctostaphylos uva-ursi) is a low-growing, evergreen plant in the heather family (Ericaceae). The Dutch name "berendruif" (bear grape) refers to an old folk belief that bears enjoy eating the fruit of this plant.
The scientific name is a tautology, composed of both Greek and Latin words. Arktos (Greek) and ursus (Latin) both mean "bear," while staphyle and uva both mean "grape." The name thus emphasizes the same meaning twice.
Bearberry has been mentioned in historical herbals since the Middle Ages and is part of the European herbal tradition. Within this context, the plant was described and valued for its special place in traditional use.

The birch (Betula) is a tree that has held a special place in European cultures and traditions for centuries. Historically, the birch was sometimes seen as a symbolic or even sacred tree, partly due to its role in seasonal rituals and folk customs.
In early spring, just before the tree begins to bud, birch sap can be tapped. This time coincides with the period when the sap flow is most active. Young birch leaves are also traditionally collected during this phase. Both the sap and the leaves are part of ancient customs and have long been described in botanical and herbal sources.
Birch leaves naturally contain various plant compounds, including flavonoids, saponins, and tannins.

Blackberries are the dark purple to black fruits of plants in the Rubus genus. They grow naturally in temperate regions and are common along forest edges, hedgerows, and open fields. The berries are known for their full flavor and are prized worldwide in a wide variety of culinary applications.
Blackberries are traditionally used in jams, juices, desserts, pastries, and sauces, among other things. They are also eaten fresh or used as an ingredient in both classic and modern recipes. Their deep color and characteristic flavor have earned them a permanent place in the kitchen.
The striking purple color of blackberries is due to the presence of natural plant pigments, including anthocyanins.

The genus Blackberry (Rubus) belongs to the rose family and has more than 1400 species worldwide. More than 200 of these species grow in the Netherlands and Belgium.
Blackberries are prized primarily for their fruits, which range in color from red to dark blue. They have a sweet taste and can be eaten fresh or processed into jam, for example.
The leaves of the blackberry can be used to make herbal tea. After picking, the leaves should be dried in a dry and airy place, after which they can be used to make tea.

The blackcurrant (Ribes nigrum L.) is a plant native to Northern Asia, Northern Europe, and Central Europe. The name "nigrum" refers to the dark color of the berries, while "ribes" refers to the berries themselves.
The blackcurrant thrives in moist, nutrient-rich soil and is resistant to cold and humidity. It is common in the Netherlands and Belgium.
Various parts of the plant are traditionally used, including the berries, seeds, and leaves. The berries contain vitamins and minerals, while the leaves are rich in natural plant compounds such as bioflavonoids, anthocyanins, and tannins. The use of blackcurrant leaf (Folium Ribis nigri) has a long history in culinary and traditional applications.

Herbal tea composed of various herbs

The bilberry (Vaccinium myrtillus) is a small, dark blue berry native to wooded areas of Europe and Northern Asia. The plant belongs to the heather family (Ericaceae) and is known for its characteristic flavor and wide range of uses in food.
Bilberries have long been valued in culinary traditions and are used in products such as jams, juices, desserts, and baked goods. Their deep color and natural composition make them a familiar ingredient in both traditional and modern cuisines.
The berries naturally contain various plant compounds, including flavonoids and anthocyanins, as well as fiber and other nutritional components. This composition is often mentioned in botanical and nutritional descriptions of the plant.

Single herbal tincture made with dried leaf of Peumus boldus (Boldo).
Boldo (Peumus boldus) is an evergreen tree native to South America and other warmer regions, including Chile, Peru, Brazil, Ecuador, Argentina, and North Africa. It prefers sunny, dry locations and can reach a height of 8 meters and a width of 5 meters. Female trees produce drupes that were traditionally used as a spice.
Boldo leaves naturally contain various plant compounds, such as alkaloids, essential oils, flavonoids, and tannins. In Chile, the leaves have been mentioned in traditional customs for centuries and described in historical texts. Today, boldo is valued worldwide for its distinctive leaves, botanical characteristics, and cultural significance.

Cat's whiskers (Orthosiphon aristatus), also known as Kumis Kutjing or koemis koetjing, is a plant traditionally used in various herbal cultures in Southeast Asia. The plant belongs to the Lamiaceae family and grows naturally in tropical and subtropical regions, particularly in countries such as Malaysia and Indonesia (Java). Orthosiphon aristatus is particularly prevalent in moist habitats such as riverbanks, wetlands, and swampy areas.
The Dutch name "kattensnor" (cat's whiskers) refers to the striking appearance of the flowers. These are white to light purple in color and have long, thread-like stamens that can resemble a cat's whiskers.

Single herbal tincture made with dried herb of Orthosiphon aristatus (Cat's whiskers).
Cat's whiskers, also known as Kumis Kutjing, is a plant traditionally used in various Asian herbal traditions. The species belongs to the Lamiaceae family and is native to tropical and subtropical regions, particularly Southeast Asia, including Malaysia and Java.
The plant prefers moist habitats, such as wetlands, riverbanks, and swampy areas. Cat's whiskers is most recognizable by its white to pale lilac flowers with strikingly long, thread-like stamens that can grow up to approximately three centimeters long. These characteristics have led to the Dutch name "kattensnor" (cat's whiskers).

Chlorella is a single-celled green algae belonging to the green algae group. This microscopic algae occurs naturally in freshwater environments such as lakes and rivers and is cultivated worldwide. The name chlorella is derived from the Greek words chloros (green) and ella (small), which refers to its color and size.
Chlorella is known for its natural composition and is described in nutritional and botanical sources as an algae that naturally contains various nutrients, including proteins, vitamins, minerals, and fatty acids. In addition, chlorella contains chlorophyll, the green pigment that plays an essential role in photosynthesis.
Furthermore, descriptions of chlorella often mention plant-based compounds such as beta-carotene and lutein.

This dietary supplement combines chlorella and spirulina, two single-celled algae naturally rich in nutrients such as protein, vitamins, and minerals. Together, they form a natural source of diverse nutrients and can be included as part of a varied and balanced diet.

Corn hair, also called corn beard, consists of the fine stigmas of the corn plant. When fresh, these threads are green; after drying, they turn dark brown to black.
Cornflour is traditionally used in various herbal and food preparations. It is prized for its mild flavor and has long been used in various traditional applications.

Turmeric, also known as yellow root, is a spice native to the tropical regions of India and Southeast Asia. The root powder is widely used in Asian cuisine and is known in the Netherlands as yellow root because of the striking yellow color it can impart to dishes like curry and mustard. Turmeric contains natural pigments and bioactive compounds and is used in nutritional supplements as part of a varied and balanced diet.

Turmeric, also known as yellow root, is a spice native to the tropical regions of India and Southeast Asia. The root powder is widely used in Asian cuisine and is known in the Netherlands as yellow root because of the striking yellow color it can impart to dishes like curry and mustard. Turmeric contains natural pigments and bioactive compounds and is used in nutritional supplements as part of a varied and balanced diet.

Dandelion (Taraxacum officinale) is a plant that has been used for centuries in various cultures. Both the root and the aerial parts of the plant are used and are known for their versatile uses.
The young leaves of the dandelion are traditionally used in dishes such as salads, especially in spring. The yellow flowers can be used as decoration and are also suitable for drying and making into herbal tea.
Dandelions naturally contain various plant compounds, including bitter substances, flavonoids, and fatty acids. They are also a source of vitamins, such as B vitamins and vitamin C, and contain minerals such as calcium, magnesium, zinc, and manganese. Because of this composition, the dandelion is valued as an edible wild plant in herbal culture.

Dandelion (Taraxacum officinale) is a plant that has been used for centuries in various cultures. Both the root and the aerial parts of the plant are used and are known for their versatile uses.
The young leaves of the dandelion are traditionally used in dishes such as salads, especially in spring. The yellow flowers can be used as decoration and are also suitable for drying and making into herbal tea.
Dandelions naturally contain various plant compounds, including bitter substances, flavonoids, and fatty acids. They are also a source of vitamins, such as B vitamins and vitamin C, and contain minerals such as calcium, magnesium, zinc, and manganese. Because of this composition, the dandelion is valued as an edible wild plant in herbal culture.

Dandelion (Taraxacum officinale) is a plant that has been used for centuries in various cultures. Both the root and the aerial parts of the plant are used and are known for their versatile uses.
The young leaves of the dandelion are traditionally used in dishes such as salads, especially in spring. The yellow flowers can be used as decoration and are also suitable for drying and making into herbal tea.
Dandelions naturally contain various plant compounds, including bitter substances, flavonoids, and fatty acids. They are also a source of vitamins, such as B vitamins and vitamin C, and contain minerals such as calcium, magnesium, zinc, and manganese.